coll/tuned: Change the bcast default collective algorithm selection #12278
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Comparing the new algorithm selection of this PR with the old algorithm selection of openmpi5 using osu_micro_benchmarks
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wenduwan
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Feb 13, 2024
wenduwan
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Feb 13, 2024
wenduwan
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Feb 13, 2024
The default algorithm selections were out of date and not performing well. After gathering data using the ompi-collectives-tuning package, new default algorithm decisions are selected for bcast. Signed-off-by: Jessie Yang <jiaxiyan@amazon.com>
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The default algorithm selections were out of date and not performing well. After gathering data using the ompi-collectives-tuning package, new default algorithm decisions are selected for bcast.
See detailed test results in best.txt and detail.txt